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Find out if an email is real before you send. Select any domain below to verify a mailbox exists, check MX records and mail server health, review SPF, DKIM and DMARC authentication, and see the full deliverability profile. Or upload your entire list to the bulk verifier and clean it with 99.7% accuracy.

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All (2,731) Freemail (200) Disposable (589) Corporate (1,134) Government (113) Education (431) Isp (264)
Domain ▲ Type Organization Mail Server Status
siu.edu education Southern Illinois University Microsoft 365 Active View
sjtu.edu.cn education Shanghai Jiao Tong University edu.cn Active View
skadden.com corporate Skadden Arps Slate Meagher and Flom skadden.com Active View
skanska.com corporate Skanska AB Microsoft 365 Active View
skechers.com corporate Skechers U.S.A. Inc. Proofpoint Active View
skiff.com freemail Skiff None Active View
sktelecom.com isp SK Telecom sk.com Active View
sky.com isp Sky Group Yahoo Mail Active View
skyworks.com corporate Skyworks Solutions Microsoft 365 Active View
slack.com corporate Salesforce Inc. Google Workspace Active View
slaskpost.se disposable cloudflare.net Active View
slingshot.co.nz isp Slingshot co.nz Active View
slipry.net disposable mb5p.com Active View
slopsbox.com disposable None Active View
slushmail.com disposable None Active View
smartsheet.com corporate Smartsheet Inc. Proofpoint Active View
smashmail.de disposable discard.email Active View
smu.edu education Southern Methodist University Microsoft 365 Active View
smucker.com corporate J.M. Smucker Company mailgun.org Active View
snap-on.com corporate Snap-on Incorporated Proofpoint Active View
snap.com corporate Snap Inc. Google Workspace Active View
snap.net.nz isp Snap Internet net.nz Active View
sneakemail.com disposable sneakemail.com Active View
snowflake.com corporate Snowflake Inc. Google Workspace Active View
snu.ac.kr education Seoul National University gov-dooray.com Active View
snyk.io corporate Snyk Ltd. Google Workspace Active View
so-net.ne.jp isp So-net (Sony Network) ne.jp Active View
so-net.net.tw isp So-net Taiwan net.tw Active View
societegenerale.com corporate Societe Generale socgen.com Active View
sofort-mail.de disposable domainparking.de Active View
softbank.com corporate SoftBank Group Proofpoint Active View
sogetthis.com disposable mailinator.com Active View
sohu.com freemail Sohu Inc. sohu.com Active View
solaredge.com corporate SolarEdge Technologies Microsoft 365 Active View
solcon.nl isp Solcon solcon.nl Active View
solvay.com corporate Solvay SA Microsoft 365 Active View
sonatype.com corporate Sonatype Inc. Google Workspace Active View
sonicautomotive.com corporate Sonic Automotive Mimecast Active View
sonoco.com corporate Sonoco Products Company Microsoft 365 Active View
sonos.com corporate Sonos Inc. Proofpoint Active View
sony.com corporate Sony Group Proofpoint Active View
sonymusic.com corporate Sony Music Entertainment Microsoft 365 Active View
soodonims.com disposable None Active View
sophos.com corporate Sophos Ltd. sophos.com Active View
sorbonne-universite.fr education Sorbonne University renater.fr Active View
sothebysrealty.com corporate Sotheby's International Realty Microsoft 365 Active View
south.edu education University of South Alabama Mimecast Active View
southerncompany.com corporate Southern Company Proofpoint Active View
southwest.com corporate Southwest Airlines wnco.com Active View
spacex.com corporate Space Exploration Technologies Proofpoint Active View

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CCPA Privacy Ready
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AES-256 Encryption